$282+ Cheap flights from Pennsylvania to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LHR
Oct 26 — Nov 21
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Pennsylvania to HeathrowExplore the most affordable flight options available from Pennsylvania to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
Explore the most affordable flight options available from Pennsylvania to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:40 pm -
1 stop13h 20m
Wed 11/186:50 am -
2 stops15h 05m
Deal found 9/24![United Airlines logo]()
$736
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:30 pm -
1 stop16h 10m
Wed 11/1110:00 am -
2 stops17h 27m
Deal found 9/22![Delta logo]()
$736
This United Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:35 pm -
1 stop13h 25m
Wed 11/1811:05 am -
2 stops34h 52m
Deal found 9/22![United Airlines logo]()
$736
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:39 pm -
1 stop13h 21m
Wed 12/911:05 am -
2 stops34h 53m
Deal found 9/24![United Airlines logo]()
$736
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:44 am -
1 stop14h 31m
Wed 11/116:30 am -
2 stops14h 48m
Deal found 9/22![Delta logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:36 pm -
2 stops22h 44m
Wed 11/186:50 am -
2 stops15h 06m
Deal found 9/24![United Airlines logo]()
$741
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:44 am -
1 stop14h 31m
Tue 10/274:00 pm -
1 stop22h 59m
Deal found 9/22![Delta logo]()
$744
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:13 am -
1 stop19h 57m
Tue 10/206:35 pm -
2 stops21h 58m
Deal found 9/22![Delta logo]()
$748
This KLM deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:13 pm -
2 stops14h 27m
Thu 11/1211:30 am -
2 stops17h 20m
Deal found 9/22![Multiple Airlines logo]()
$767
This KLM deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:13 pm -
2 stops14h 27m
Fri 11/136:30 am -
2 stops16h 07m
Deal found 9/22![KLM logo]()
$768
This CheapOair deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:05 am -
1 stop15h 25m
Tue 10/132:05 pm -
1 stop12h 27m
Deal found 9/23![Multiple Airlines logo]()
$786
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/612:20 pm -
1 stop14h 25m
Thu 1/711:20 am -
1 stop16h 26m
Deal found 9/22![Delta logo]()
$786
Best flights from Pennsylvania to HeathrowDiscover carefully curated flight deals from Pennsylvania to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
Discover carefully curated flight deals from Pennsylvania to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:40 pm -
1 stop13h 20m
Wed 11/186:50 am -
2 stops15h 05m
Deal found 9/24![United Airlines logo]()
$736
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:30 pm -
1 stop16h 10m
Wed 11/1110:00 am -
2 stops17h 27m
Deal found 9/22![Delta logo]()
$736
This KLM deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:30 pm -
1 stop12h 20m
Wed 11/1110:50 am -
1 stop16h 37m
Deal found 9/22![KLM logo]()
$744
This Virgin Atlantic deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:32 pm -
2 stops13h 48m
Wed 11/256:20 am -
2 stops17h 52m
Deal found 9/22![Virgin Atlantic logo]()
$791
This Finnair deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:38 pm -
1 stop9h 32m
Mon 12/77:50 pm -
1 stop24h 27m
Deal found 9/22![Multiple Airlines logo]()
$821
This British Airways deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/126:35 pm -
Nonstop7h 00m
Tue 2/231:10 pm -
Nonstop8h 05m
Deal found 9/22![British Airways logo]()
$843
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:47 pm -
2 stops19h 53m
Wed 11/46:30 pm -
2 stops30h 24m
Deal found 9/25![TAP AIR PORTUGAL logo]()
$973
This Turkish Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:00 am -
2 stops27h 55m
Sat 12/510:40 pm -
2 stops30h 16m
Deal found 9/23![Turkish Airlines logo]()
$992
This Scandinavian Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:20 pm -
2 stops16h 15m
Fri 10/236:40 am -
2 stops20h 28m
Deal found 9/21![Scandinavian Airlines logo]()
$1,033
This United Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:35 pm -
1 stop13h 25m
Wed 11/1811:05 am -
2 stops34h 52m
Deal found 9/22![United Airlines logo]()
$736
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:44 am -
2 stops14h 26m
Wed 10/288:55 am -
2 stops18h 03m
Deal found 9/23![Delta logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:36 pm -
1 stop13h 24m
Wed 11/186:50 am -
2 stops15h 06m
Deal found 9/24![United Airlines logo]()
$736
This Finnair deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:00 pm -
1 stop11h 15m
Mon 12/147:50 pm -
1 stop24h 27m
Deal found 9/23![Multiple Airlines logo]()
$821
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:13 am -
1 stop19h 57m
Tue 10/206:35 pm -
2 stops21h 58m
Deal found 9/22![Delta logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:35 am -
2 stops19h 45m
Wed 12/911:05 am -
2 stops34h 53m
Deal found 9/23![United Airlines logo]()
$744
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
1 stop19h 25m
Sun 11/158:55 am -
2 stops19h 11m
Deal found 9/23![Delta logo]()
$787
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/59:30 am -
3 stops27h 00m
Mon 1/118:15 am -
2 stops29h 22m
Deal found 9/25![TAP AIR PORTUGAL logo]()
$983
This Turkish Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:00 am -
2 stops29h 20m
Sat 12/510:40 pm -
2 stops30h 16m
Deal found 9/21![Turkish Airlines logo]()
$1,037
This Scandinavian Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:25 pm -
2 stops22h 35m
Wed 10/286:40 am -
2 stops22h 16m
Deal found 9/24![Scandinavian Airlines logo]()
$1,049
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:20 pm -
2 stops16h 05m
Sat 12/126:20 am -
2 stops21h 50m
Deal found 9/21![Delta logo]()
$791
This United Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:00 pm -
1 stop29h 55m
Mon 10/126:55 am -
2 stops21h 49m
Deal found 9/23![United Airlines logo]()
$820
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:22 am -
2 stops26h 23m
Tue 10/276:00 am -
3 stops43h 11m
Deal found 9/22![TAP AIR PORTUGAL logo]()
$996
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/612:10 pm -
3 stops28h 25m
Thu 12/107:55 pm -
2 stops29h 35m
Deal found 9/21![Multiple Airlines logo]()
$1,023
This Scandinavian Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/312:12 pm -
2 stops22h 28m
Wed 2/37:05 am -
3 stops18h 29m
Deal found 9/26![Scandinavian Airlines logo]()
$1,053
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:47 pm -
2 stops23h 43m
Sat 11/147:55 pm -
3 stops41h 31m
Deal found 9/23![TAP AIR PORTUGAL logo]()
$1,001
This United Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:30 am -
1 stop21h 55m
Mon 10/195:40 pm -
1 stop31h 57m
Deal found 9/22![United Airlines logo]()
$830
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:40 am -
2 stops19h 25m
Sat 11/146:30 am -
2 stops20h 57m
Deal found 9/23![Delta logo]()
$841
This Scandinavian Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:25 pm -
2 stops28h 15m
Tue 10/276:40 am -
2 stops19h 27m
Deal found 9/25![Scandinavian Airlines logo]()
$1,078
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:01 pm -
3 stops38h 44m
Tue 10/276:00 am -
3 stops43h 11m
Deal found 9/22![Multiple Airlines logo]()
$1,083
This United Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:00 am -
1 stop21h 10m
Mon 11/93:00 pm -
1 stop32h 36m
Deal found 9/23![United Airlines logo]()
$830
Last-minute flights from Pennsylvania to HeathrowDiscover last-minute flight deals from Pennsylvania to Heathrow. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to Heathrow. Data last updated September 26, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:25 pm -
1 stop10h 05m
Mon 10/55:55 pm -
2 stops25h 52m
Deal found 9/22![Air Canada logo]()
$789
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:27 pm -
2 stops14h 38m
Tue 10/136:15 am -
2 stops18h 03m
Deal found 9/22![Delta logo]()
$791
This CheapOair deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:05 am -
1 stop15h 25m
Tue 10/132:05 pm -
1 stop12h 27m
Deal found 9/23![Multiple Airlines logo]()
$786
This Justfly.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:40 am -
2 stops14h 50m
Wed 10/1412:40 pm -
2 stops13h 52m
Deal found 9/23![Air Canada logo]()
$790
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:34 am -
1 stop14h 51m
Wed 10/219:55 am -
2 stops17h 12m
Deal found 9/23![Delta logo]()
$787
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:10 pm -
2 stops14h 55m
Tue 10/206:35 pm -
2 stops21h 58m
Deal found 9/22![Delta logo]()
$748
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:44 am -
1 stop14h 31m
Wed 11/116:30 am -
2 stops14h 48m
Deal found 9/22![Delta logo]()
$737
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:44 am -
1 stop14h 31m
Tue 10/274:00 pm -
1 stop22h 59m
Deal found 9/22![Delta logo]()
$744
This KLM deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:13 pm -
2 stops14h 27m
Thu 11/1211:30 am -
2 stops17h 20m
Deal found 9/22![Multiple Airlines logo]()
$767
This KLM deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:13 pm -
2 stops14h 27m
Fri 11/136:30 am -
2 stops16h 07m
Deal found 9/22![KLM logo]()
$768
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:44 am -
1 stop18h 36m
Thu 10/298:55 am -
2 stops18h 03m
Deal found 9/22![Delta logo]()
$787
This British Airways deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:35 pm -
Nonstop7h 00m
Thu 11/121:10 pm -
Nonstop8h 05m
Deal found 9/23![British Airways logo]()
$788
One-way flights from Pennsylvania to HeathrowSearch for one-way flight options from Pennsylvania to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
Search for one-way flight options from Pennsylvania to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
This Ovago deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/248:25 am -
1 stop21h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![British Airways logo]()
$282
This Booking.com deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:25 pm -
1 stop10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Icelandair logo]()
$286
This Booking.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:25 pm -
1 stop10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Icelandair logo]()
$293
This Ovago deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/231:41 pm -
1 stop16h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![British Airways logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:25 pm -
3 stops36h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$309
This Flighttix deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 am -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![JetBlue logo]()
$313
This Cheapflightsfares deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:35 pm -
1 stop10h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![JetBlue logo]()
$320
This Cheapflightsfares deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:26 pm -
1 stop13h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![JetBlue logo]()
$320
This Cheapflightsfares deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/109:30 am -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![JetBlue logo]()
$324
This JetBlue deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:22 am -
1 stop15h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![JetBlue logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1710:38 am -
1 stop16h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![United Airlines logo]()
$329
This JetBlue deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:07 am -
1 stop16h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![JetBlue logo]()
$329
Find flight deals from Pennsylvania to Heathrow
Keep the following information in mind while searching for Pennsylvania to Heathrow flight deals. Data was last updated September 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $736 (United Airlines) |
One-way from | $282 (Ovago) |
Popular in | June |
Cheapest in | January |
Average price | $984 |
Good round-trip deal | $818 or less |
Good one-way deal | $456 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 26, 2026.
Use the filters below to find and compare flights from Pennsylvania to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaLondon
PHL Philadelphia - LHR London Heathrow
PHLLHR
Philadelphia
Sun 11/8
3:35 pm-6:55 am
1 stop10h 20m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
State CollegeLondon
SCE State College University Park - LHR London Heathrow
SCELHR
State College University Park
Sun 1/17
5:41 pm-9:20 pm
2 stops22h 39m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
AllentownLondon
ABE Allentown-Bethlehem - LHR London Heathrow
ABELHR
Allentown-Bethlehem
Tue 10/27
6:03 pm-11:40 am
1 stop13h 37m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
State CollegeLondon
SCE State College University Park - LHR London Heathrow
SCELHR
State College University Park
Mon 1/18
6:00 am-7:55 am
2 stops20h 55m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Wed 11/18
6:30 am-9:40 pm
1 stop10h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
AllentownLondon
ABE Allentown-Bethlehem - LHR London Heathrow
ABELHR
Allentown-Bethlehem
Tue 11/3
2:30 pm-7:50 am
1 stop12h 20m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Sat 11/28
6:00 am-9:40 pm
1 stop10h 40m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Tue 10/13
6:30 am-8:45 pm
1 stop9h 15m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Tue 11/24
6:00 am-9:40 pm
1 stop10h 40m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Mon 11/23
6:00 am-9:40 pm
1 stop10h 40m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Pennsylvania with our price prediction graph.
SCE-LHR
ABE-LHR
AVP-LHR
MDT-LHR
PHL-LHR
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Pennsylvania to London Heathrow Airport
USPA-LHR
SCE-LHR
ABE-LHR
AVP-LHR
MDT-LHR
What is the cheapest month to book a flight from Pennsylvania to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Pennsylvania to London Heathrow Airport (average of $708). Flying from Pennsylvania to London Heathrow Airport in June is currently the most expensive (average of $1,420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PA to LHR?
Find hourly flight availability from Pennsylvania to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 26, 2026.
When flying from Pennsylvania to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Pennsylvania to London Heathrow Airport
Explore weekly flight availability from Pennsylvania to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 26, 2026.
The most flights from USPA to LHR are scheduled on a Monday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Pennsylvania to London Heathrow Airport?
Airfare is below average for this route at the moment.
Pennsylvania to London Heathrow Airport flights typically cost between $906 and $1,297 in October.The cheapest round-trip price found within the last 5 days was $786 on Multiple Airlines (Oct 7-Oct 13).
How far ahead should I book a flight from Pennsylvania to London Heathrow Airport?
To ensure you get the cheapest price possible for a flight from Pennsylvania to London Heathrow Airport, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Harrow
Wembley
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Pennsylvania to Heathrow
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Complete your trip
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Search flights from Pennsylvania to Heathrow by cabin class
Find flights from Pennsylvania to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 26, 2026.
Pennsylvania and Heathrow flights
Browse other Pennsylvania and Heathrow flight options. Last updated on September 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pennsylvania to Heathrow flights
Consider these flights traveling from Pennsylvania to Heathrow.
Top 10 airlines flying from Pennsylvania to Heathrow
Discover the top 10 airlines that operate flights from Pennsylvania to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$581 | Average$1,038 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$583 | Average$928 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$588 | Average$991 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$595 | Average$1,046 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$630 | Average$899 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$631 | Average$1,068 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$640 | Average$814 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$647 | Average$1,536 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$659 | Average$872 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$687 | Average$740 | FlexibilityNo cancel fee | On-time76% |